<template>
  <div class="person">
    <h2>姓名：{{ person.name }}</h2>
    <h2>年龄：{{ person.age }}, {{ nl }}</h2>
    <button @click="changeName">修改名字</button>
    <button @click="changeAge">修改年龄</button>
  </div>
</template>

<script lang="ts" setup name="Person">

import { reactive, toRefs,toRef } from 'vue';

let person = reactive({
  name: '张三',
  age: 18
})

// let { name, age } = person
// let name = person.name
// let age = person.age
let { name, age } = toRefs(person)
console.log(toRefs(person));

let nl = toRef(person,'age')
console.log(nl.value);


function changeAge() {
  // person.age += 1
  age.value += 1
  console.log(age);

}

function changeName() {
  // person.name += "~"
  name.value += '~'
  console.log(name);
}

</script>


<style>
/* 样式 */
.person {
  background-color: #12ad07;
  box-shadow: 0 0 10px;
  border-radius: 10px;
  padding: 20px;
  margin: 10px;
}

li {
  font-size: 20px;
}
</style>